I have isolated the issue to be related to readdirp. Both the clients where
I see the messages are running relatively newer kernels (3.13+), and by
default the kernel readdirp support is enabled. If I mount
with use-readdirp=no, I don't see the Warning messages. Is this a known
issue ?
On Mon, Sep 29, 2014 at 3:28 AM, Prasun Gera <prasun.gera at gmail.com>
wrote:
> Hello,
> I set up a distributed storage on 3 nodes using glusterfs, and on a couple
> of my clients, I am seeing a lot of these messages
>
>
> [2014-09-29 06:34:16.549972] W
> [client-rpc-fops.c:2774:client3_3_lookup_cbk] 0-hparch_gluster-client-2:
> remote operation failed: No such file or directory. Path:
>
/trace/1/spec2006/trace_simpoint/bzip2/bbdata/bzip21.T.0.bb.simpoints.lpt0.9999
> (874702dc-058a-4871-8c9f-11289c396af5)
> [2014-09-29 06:34:16.550934] W
> [client-rpc-fops.c:2774:client3_3_lookup_cbk] 0-hparch_gluster-client-1:
> remote operation failed: No such file or directory. Path:
>
/trace/1/spec2006/trace_simpoint/bzip2/bbdata/bzip21.T.0.bb.simpoints.lpt0.9999
> (874702dc-058a-4871-8c9f-11289c396af5)
> .....
>
>
> I am able to access these files though. Before these warning messages
> start, there are informational messages which mention difference between
> the server and the client versions.
>
> [2014-09-29 05:36:25.117971] I
> [client-handshake.c:1677:select_server_supported_programs]
> 0-hparch_gluster-client-2: Using Program GlusterFS 3.3, Num (1298437),
> Version (330)
> [2014-09-29 05:36:25.122228] I
> [client-handshake.c:1462:client_setvolume_cbk] 0-hparch_gluster-client-2:
> Connected to 111.111.111.111:49153, attached to remote volume
> '/bricks/hparch'.
> [2014-09-29 05:36:27.932384] I
> [client-handshake.c:1474:client_setvolume_cbk] 0-hparch_gluster-client-0:
> Server and Client lk-version numbers are not same, reopening the fds
>
> .......
>
>
> The servers are running RHSS2.1 which I guess is based on 3.4 and one of
> my clients is ubuntu and the other one is RHEL6. The ubuntu client is
> running the 3.5 ppa package and the rhel client is running the client
> included, which is at 3.6 now. The RHEL client also prints out messages
> about missing trash directories (in addition to these), which I guess is a
> 3.6 feature. Does anyone know what's going on ? Googling around pointed
me
> to self-heal issues. I haven't run self heal and I don't even have
a
> replicated setup.
>
>
>
> Regards,
> Prasun
>
>
>
>
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